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POORAITO KK

Overview
  • Total Patents
    37
About

POORAITO KK has a total of 37 patent applications. Its first patent ever was published in 1992. It filed its patents most often in Japan and China. Its main competitors in its focus markets mechanical elements and materials and metallurgy are SHINE YING CO LTD, SCHUNK SINTERMETALLTECHNIK GMBH and ANHUI SILVER-BALL BEARING CO LTD.

Patent filings in countries

World map showing POORAITO KKs patent filings in countries
# Country Total Patents
#1 Japan 36
#2 China 1

Patent filings per year

Chart showing POORAITO KKs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Takezaki Yoji 21
#2 Kikuchi Masanori 14
#3 Kikuchi Isamu 12
#4 Asari Masaya 5
#5 Tanabe Shigeyuki 2
#6 Shigeyuki Tanabe 1
#7 Yasuda Toshiyuki 1
#8 Shidara Yuji 1
#9 Kaneko Tadao 1
#10 Yasutomi Seijiro 1

Latest patents

Publication Filing date Title
JP2007116887A Shaft for motor
JP2007296418A Oil repellent applicator
JP2007169751A Porous member and manufacturing method therefor
JP2007146260A Metallic sliding member including nitrogen-containing compound
JP2007057068A Method for manufacturing hydrodynamic bearing
JP2006292161A Bearing unit and production method therefor
JP2007002175A Method for processing/cleaning metal parts and oil for processing/cleaning for us in the same
JP2006342926A Thrust bearing unit for motor
JP2006117741A Gel-like lubricant composition and lubricant for sintered oil-containing bearing
JP2004301337A Oil retaining bearing
JP2005218961A Oil repellent agent applicator
JP2004320928A Bearing structure for motor
JP2004060841A Resin motor shaft thrust receiving member
JP2004036745A Sintered oil-bearing gear
JP2003184882A Oil-impregnated sintered bearing material
JP2003125600A Method for selling article of commerce
JP2001323293A Oil-impregnated bearing and lubricating oil used for the bearing
JP2001295844A Oil-impregnated sintered bearing unit for hdd spindle motor
JP2001231237A Brushless motor
JP2000291659A Inclined oil content bearing and manufacture thereof